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Stellar Proper Motions in the Orion Nebula Cluster

  • Authors: Dongwon Kim, Jessica R. Lu, Quinn Konopacky, Laurie Chu, Elizabeth Toller, Jay Anderson, Christopher A. Theissen, and Mark R. Morris

2019 The Astronomical Journal 157 109.

  • Provider: AAS Journals

Caption: Figure 6.

The QQ plots to assess the normality of the stellar PM distribution, comparing data quantiles to theoretical Gaussian quantiles. The dotted lines mark the expected values of the theoretical distribution. The gray regions illustrate 95% point-wise confidence envelopes. The upper and lower panels show before and after removing ESC group 1 from our sample.

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